A circular current carrying coil has a r...

A circular current carrying coil has a radius R. The distance from the centre of the coil on the axis where the magnetic induction will be `(1//8)^(th)` of its value at the centre of the coil is,

`sqrt(3)R`

`R//sqrt(3)`

`(2//sqrt(3))R`

`R//2sqrt(3)`

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